OpenTechnical

OT-2026-000005235

Publication integrity record

Vacuum cup gripper, two zone face, six outlet manifold, plant vacuum fed, pressure verified

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000005235) never changes.

Identity and time

Publication numberOT-2026-000005235 · never reused
Internal UUID01a0a932-50f7-7233-9ee0-dc69e323da99 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:50:42.170078Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005235
StatusPUBLIC

Content hashes

Canonical text8269a811503ef1740a5048ab43e68d74addf95c539d851576f0a095820d5303a
Markdowndbb1eeca2051282ce6595d94920ee7edda5cdba3fa4393d151c39630b372fd60
PDF
Publication pagee78120cbf7eedf418da284e304f476bec5fd0bdcfd22d824ba0602cdde601b46
Manifestd9f5d2bb632252b3059501a6acf4e82e5a2a307506cb29d7e8f1150cb1741196

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturemVKeQgCPkmIPRkI0v3Kn4OfIIH4mZHSjxfCWXY+B51Dya8VcCQaVIKPJyQuSSBqjeMMuq+rjAP1izMk6OP/YDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:32.488158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005235
observed e78120cbf7eedf418da284e304f476be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.476606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005235/manifest.json
observed d9f5d2bb632252b3059501a6acf4e82e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.463996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005235/publication.md
observed dbb1eeca2051282ce6595d94920ee7ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.448409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005235/publication.txt
observed 8269a811503ef1740a5048ab43e68d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.